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Two Brothers Roofing vs Alpha Roofing
Alameda Roofing Contractors Comparison · Updated March 2026
Two Brothers Roofing brings 46 years of licensed experience versus Alpha Roofing's single year, a meaningful difference for handling complex or older roofs.
| Two Brothers Roofing | Alpha Roofing | |
|---|---|---|
| Rating | ★ 5.0 | ★ 5.0 |
| Years Licensed | 46 years | 1 years |
| License # | 378564 | 1129832 |
| Workers' Comp | ✓ Yes | ✓ Yes |
| Bond Amount | $25,000 | $25,000 |
| Location | Castro Valley, CA | Oakland, CA |
| Website | www.tbroof.com | alpharoofing.com |
Key Differences
What Customers Say
Two Brothers Roofing
Customers consistently praise Two Brothers for efficient multi-crew operations, responsive communication throughout projects, and thorough cleanup, with several noting the company's ability to handle both routine replacements and follow-up issue resolution.
Alpha Roofing
Alpha Roofing earns praise for modern documentation practices including drone video updates, clear explanations during estimating, and high owner involvement that creates a hands-on, organized experience from consultation through completion.
Key Takeaway: Two Brothers' reviews emphasize operational efficiency and established processes across multiple specialized crews, while Alpha's reviews highlight personal attention and modern communication tools reflecting a smaller, owner-driven operation.
Customer Reviews
Two Brothers Roofing
Two Brothers Roofing accepted my roof repairs job even though it was too small for other companies. Guess who I'll call for a bigger roof repairs or roof replacement job. Thank you for clear communica...
Excellent company. Very responsive, professional, and did a great job replacing our roof Each crew was very nice and they did a fantastic job cleaning up. Highly recommend.
Great interactions, great work. Keith was both pleasant and professional, and was patient with my questions. The team was fast and efficient. I would recommend Two Brothers highly for any roofing proj...
Alpha Roofing
Andy and Roman were both amazing to work with on our roof project in Cupertino. Andy and Roman were super helpful from the start. He explained everything clearly and made sure we felt confident with o...
I did my roof in the bay area and had a great experience with this roofing company! The owner, Andy, was extremely helpful throughout the entire process. He took the time to explain everything clearly...
We worked with Andy for our roofing project in San Jose and honestly, he made the whole process so much easier than I expected. From the first call, he was super helpful, patient with all my questions...
Consider Two Brothers Roofing if...
- ✓ Your roof is older (20+ years) and may reveal hidden damage during tear-off that requires experienced diagnosis and quick solution adjustments
- ✓ You're working on a property with architectural complexity, multiple planes, or unusual features where decades of problem-solving experience provides peace of mind
- ✓ You value a long operational history as evidence the company will be around to honor warranties and address any future concerns
- ✓ Your project involves coordination with property management or real estate timelines where established processes and multiple specialized crews ensure efficient completion
Consider Alpha Roofing if...
- ✓ Your roof is relatively straightforward (simple gable, newer construction) where the project scope is clear and unlikely to reveal surprises
- ✓ You prioritize modern communication tools like progress photos and drone video documentation throughout the job
- ✓ You prefer high owner involvement and direct access to decision-makers during your project
- ✓ You're comfortable with a newer company that meets all licensing and insurance requirements but has a shorter track record to evaluate
Questions to Ask Before Hiring
- → Ask Alpha Roofing for references from projects completed in their first year, specifically any that involved unexpected complications or required problem-solving during tear-off
- → Ask Two Brothers how long their current crew leaders have been with the company and whether the same team handles your project type
- → Ask both contractors what their process is if tear-off reveals damaged decking or structural issues not visible during the estimate
- → Confirm warranty terms with both companies and ask Alpha specifically how warranty claims would be handled given their shorter operational history
The Bottom Line
For most homeowners, Two Brothers Roofing is the safer choice. Their 46 years of licensed experience means proven ability to diagnose hidden damage, handle complications, and stand behind work over time—critical factors when your roof protects your largest investment. Alpha Roofing meets all licensing requirements and earns strong reviews, but one year of operation provides limited evidence for how they manage surprises or fulfill long-term warranties. Choose Alpha only if your roof is newer and straightforward, with minimal risk of complications, and you prioritize their modern communication approach. Otherwise, the experience gap is too significant to ignore.
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Frequently Asked Questions
For a straightforward replacement on a newer home with no complications, both contractors appear capable based on their reviews. However, most roofs reveal at least some surprises during tear-off—damaged decking, improper flashing, or ventilation issues. Two Brothers' 46 years means they've diagnosed and solved these problems thousands of times, while Alpha's one year means far fewer reference points. If your roof is older or you're uncertain what's underneath, experience becomes a significant factor.
Alpha Roofing holds proper licensing, workers comp, and bonding, and their reviews show professional execution and strong communication. The concern isn't competence for straightforward work—it's limited track record for handling unexpected complications and uncertainty about long-term warranty fulfillment. If you choose Alpha, ask for detailed references and ensure you understand how they'd handle surprises during your project.
Having specialized crews for tear-off, installation, and gutter work typically means faster project completion and workers who are highly practiced in their specific phase. Reviews mention efficient scheduling and smooth handoffs between phases. This structure also suggests greater staffing depth, which can matter for timeline reliability and getting questions answered throughout the job.
The review similarities reflect that both companies handle customer service well. The decision comes down to project risk and your priorities: if your roof is older, structurally complex, or likely to present complications, Two Brothers' 46 years of problem-solving experience is the differentiator. If your project is straightforward and you value modern documentation like drone video, Alpha's approach may appeal despite their shorter history.
Looking for the Best?
See our ranked list of top roofing contractors in Alameda.
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How We Compare Contractors
License Verification
All license data is sourced from official California CSLB records and verified regularly.
Review Analysis
Customer reviews are aggregated from Google and analyzed to identify patterns in service quality.
Detailed Comparison
We analyze credentials, insurance, experience, and feedback to highlight meaningful differences.
Not all licensed contractors are created equal. While a valid license is the baseline requirement in California, contractors can vary significantly in experience, insurance coverage, and customer satisfaction.
- Experience matters: A contractor with 15+ years of experience has likely encountered and solved problems that newer contractors haven't faced yet.
- Workers' compensation protects you: If a contractor without workers' comp insurance has an employee injured on your property, you could be held liable.
- Reviews reveal patterns: Individual reviews can be misleading, but patterns across many reviews often reveal a contractor's true strengths and weaknesses.
- Bond amounts vary: A contractor's bond provides financial protection if they fail to complete work as agreed. Higher bonds offer more protection.
Taking time to compare contractors on these factors can save you from costly mistakes and help ensure your project is completed by a qualified professional.
Data Sources: License information from California CSLB. Ratings and reviews from Google. Last verified March 09, 2026.
This comparison is based on publicly available information. We recommend getting multiple quotes and verifying all credentials directly before hiring.
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